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Monthly Archives: July 2017

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In witnessing the brain’s ‘aha!’ moment, scientists shed light on biology of consciousness

Michael Shadlen, MD, PhD (above) and his team have made new progress in our understanding of the biology of conscious thought. Credit: John Abbott Columbia scientists...
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Genetic ‘fossils’ reveal long-term viral partnerships in grass

To complete the life cycles, defective pararetrovirus species have evolved to form partnerships which are maintained by frequent exchanges of their noncoding regulatory sequences...
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Lutein, found in leafy greens, may counter cognitive aging

Avocado and spinach smoothies. Credit: © fortyforks / Fotolia Spinach and kale are favorites of those looking to stay physically fit, but they also could keep...
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Neutrons and a ‘bit of gold’ uncover new type of quantum phase transition

ORNL researchers have discovered a new type of quantum critical point, a new way in which materials change from one state of matter to...
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Collider reveals sharp change from ‘quark soup’ to atoms

Yadav Pandit analyzing data at STAR. Credit: Image courtesy of Yadav Pandit Scientists using the atom smasher at the U.S. Department of Energy’s Brookhaven National Laboratory...
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Transitions between states of matter: It’s more complicated, scientists find

Melting ice. The seemingly simple process of phase changes -- those transitions between states of matter -- is more complex than previously known. Credit: ©...
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Fundamental breakthrough in the future of designing materials

Dr. Xiaopu Zhang and Professor John Boland. Credit: AMBER, Trinity College Dublin A team of researchers from AMBER, the Science Foundation Ireland funded materials science centre...
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New magnet has nearly massless charge carriers

The magnetic and electronic states of newly discovered Sr1-yMn1-zSb2 are depicted by spheres representing the positions of the atoms in the crystal structure of...
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New surgical strategy offers hope for repairing spinal injuries

Both ventral and dorsal roots have been detached, which is the common scenario clinically, the ventral root is implanted directly into the cord as...
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Significant ongoing decline in sperm counts of Western men

A rigorous and comprehensive meta-analysis of data collected between 1973 and 2011 finds that among men from Western countries, sperm concentration declined by more...
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Potential for synthetic materials systems that can ‘count’ and sense their size

Modeled microcapsules demonstrate 'quorum sensing' behavior. A small collection of microcapsules remains dormant (left) whereas a large, crowded population exhibits oscillations in chemical activity...